Computer Speaker, Speaker,2.1 Speaker, 1.Output Power:16W 2. ... unit:4"+3"*2 2.1 speaker, computer speaker, multimedia speaker, USB speaker, MP3 speaker, mini speaker, speaker, home theatre speaker,portable ... Control, FM function. Karaoker Function,LED screen, customer can optionPacking :Colorbox:163.5X245.8X320MM(WxHxD) 4kg6 sets in one Carton Certifications: Computer Speaker